From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mailout1.samsung.com ([203.254.224.24]) by canuck.infradead.org with esmtp (Exim 4.63 #1 (Red Hat Linux)) id 1H3pdN-0004ri-Dq for linux-mtd@lists.infradead.org; Mon, 08 Jan 2007 03:13:37 -0500 Received: from ep_ms12_bk (mailout1.samsung.com [203.254.224.24]) by mailout1.samsung.com (iPlanet Messaging Server 5.2 Patch 2 (built Jul 14 2004)) with ESMTP id <0JBJ00DOHIUH4L@mailout1.samsung.com> for linux-mtd@lists.infradead.org; Mon, 08 Jan 2007 17:13:29 +0900 (KST) Received: from ep_spt02 (ms12.samsung.com [203.254.225.99]) by ms12.samsung.com (iPlanet Messaging Server 5.2 Patch 2 (built Jul 14 2004)) with ESMTP id <0JBJ00180IUHSA@ms12.samsung.com> for linux-mtd@lists.infradead.org; Mon, 08 Jan 2007 17:13:29 +0900 (KST) Content-return: prohibited Date: Mon, 08 Jan 2007 08:13:29 +0000 (GMT) From: Kyungmin Park Subject: OneNAND: read-while-load (known problem) To: Adrian Hunter Message-id: <702140.499381168244009661.JavaMail.weblogic@ep_ml21> MIME-version: 1.0 MIME-version: 1.0 Content-type: text/plain; charset=windows-1252 Content-transfer-encoding: base64 Cc: "linux-mtd@lists.infradead.org" Reply-To: kyungmin.park@samsung.com List-Id: Linux MTD discussion mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , SGkgQWRyaWFuLCANCg0KPiBEbyB5b3UgdGhpbmsgdGhlcmUgY291bGQgYmUgYSBwcm9ibGVtIHdp dGggb25lbmFuZF9jaGVja19idWZmZXJyYW0gYWxzbz8NCg0KTm8sIG9uZW5hbmRfY2hlY2tfYnVm ZmVycmFtICYgb25lbmFuZF91cGRhdGVfYnVmZmVycmFtIGlzIHJpZ2h0Lg0KDQpJbiBERFAsIGFj dHVhbGx5IHRoZXJlJ3MgNCBidWZmZXJyYW1zDQoNCkNoaXAgMDogMCwgMQ0KQ2hpcCAxOiAwLCAx DQoNCkluIGNhc2UgcmVhZCBmcm9tIGNoaXAgMCB0byBjaGlwIDEsIGZpcnN0IHNlbmQgY29tbWFu ZCBhdCBjaGlwIDA6IDAgb3IgMSwgbmV4dCB3ZSBhbHNvIHNlbmQgY29tbWFuZCBhdCBjaGlwIDE6 IDEgb3IgMCwgcmVwZWN0aXZlbHksDQppbiB0aGF0IGNhc2UuIHNlY29uZCBjb21tYW5kIHdpbGwg YmUgZmFpbGVkLiANClRvIGZpeCB0aGlzIHByb2JsZW0sIHdlIGFkZCBzb21lIGNvZGUgdG8gY2hl Y2sgY2hpcCBib3VuZGFyeSBjb25kaXRpb24gaW4gRERQLiBidXQgaXQncyBvdmVyaGVhZCBzaW5j ZSB0aGVyZSdzIG5vIHVzYWdlIGluIGN1cnJlbnQgTVREDQoNCkkgdGhpbmsgaXQgaXMgYmVzdCB3 YXkgd2Ugc2VuZCB0aGUgcmVhZCBidWZmZXIgd2l0aCBibG9jayBhbGlnbmVkLg0KDQpUaGFuayB5 b3UsDQpLeXVuZ21pbiBQYXJrDQoNCg0KLS0tLS0tLSBPcmlnaW5hbCBNZXNzYWdlIC0tLS0tLS0N ClNlbmRlciA6IEFkcmlhbiBIdW50ZXI8aHVudGVyLnByb2dyYW1tZXJAZ21haWwuY29tPiANCkRh dGUgICA6IEphbiAwOCwgMjAwNyAxNjo0Nw0KVGl0bGUgIDogUmU6IE9uZU5BTkQ6IHJlYWQtd2hp bGUtbG9hZCAoa25vd24gcHJvYmxlbSkNCg0KT24gMS84LzA3LCBLeXVuZ21pbiBQYXJrIDxreXVu Z21pbi5wYXJrQHNhbXN1bmcuY29tPiB3cm90ZToNCj4gSGksDQo+DQo+IEZZSTogcmVhZC13aGls ZS1sb2FkIGtub3duIHByb2JsZW0gaW4gRERQLg0KPg0KPiBPZiBjb3Vyc2UgaXQncyByYXJlIGNh c2UgaW4gTVRELiBhbmQgcGxlYXNlIGRvbid0IHByb2dyYW0gbGlrZSB0aGlzIGluIHVwcGVyIGxh eWVyLg0KPg0KPiBJZiB5b3UgYXJlIHVzaW5nIE9uZU5BTkQgRERQIChEdWFsIERlbnNpZHkgUGFj a2FnZSkgYW5kIHlvdSB3YW50IHRvIHJlYWQgZGF0YSBiZXR3ZWVuIGNoaXAgYm91bmRhcnkuIHlv dSBtYXliZSBmYWlsZWQgdG8gcmVhZC4NCj4NCj4gRm9yIGV4YW1wbGUsIDJHYml0IE9uZU5BTkQg RERQIGhhcyBmb2xsb3dpbmcgYWRkcmVzcw0KPg0KPiBDaGlwIDA6IDB4MDAwMCAwMDAwIH4gMHgw ODAwIDAwMDAgLSAxDQo+IENoaXAgMTogMHgwODAwIDAwMDAgfiAweDEwMDAgMDAwMCAtIDENCj4N Cj4gSWYgeW91IHdhbnQgdG8gcmVhZCBmcm9tIDB4MDdmZiBmODAwIHRvIDB4ODAwMCAwODAwICg0 S0IpLiBpdCB3aWxsIGJlIGZhaWxlZCBzaW5jZSBlYWNoIGNoaXAgaGFzIGl0cyBvd24gYnVmZmVy cmFtDQo+IFNvIGl0IGRvbid0IHN1cHBvcnQgcmVhZC13aGlsZS1sb2FkaW5nIGJldHdlZW4gZWFj aCBjaGlwLg0KPg0KPiBbQ2hpcCAwXSBvbmVuYW5kX3VwZGF0ZV9idWZmZXJyYW06IDEgYWRkciAw eDdmZmUwMDAsIHZhbGlkID0gMQ0KPiBbQ2hpcCAwXSBvbmVuYW5kX3VwZGF0ZV9idWZmZXJyYW06 IDAgYWRkciAweDdmZmU4MDAsIHZhbGlkID0gMQ0KPiBbQ2hpcCAwXSBvbmVuYW5kX3VwZGF0ZV9i dWZmZXJyYW06IDEgYWRkciAweDdmZmYwMDAsIHZhbGlkID0gMQ0KPiBbQ2hpcCAwXSBvbmVuYW5k X3VwZGF0ZV9idWZmZXJyYW06IDAgYWRkciAweDdmZmY4MDAsIHZhbGlkID0gMQ0KPiAgIC0+IFNl bmQgbmV4dCBwYWdlIHJlYWQsIGJ1dCBuZXh0IHBhZ2UgaXMgaW4gY2hpcCAxDQo+IFtDaGlwIDFd IG9uZW5hbmRfdXBkYXRlX2J1ZmZlcnJhbTogMSBhZGRyIDB4ODAwMDAwMCwgdmFsaWQgPSAxID0+ IEFjdHVhbGx5IGl0J3MgaW52YWxpZA0KPiBbQ2hpcCAxXSBvbmVuYW5kX3VwZGF0ZV9idWZmZXJy YW06IDAgYWRkciAweDgwMDA4MDAsIHZhbGlkID0gMQ0KPiBbQ2hpcCAxXSBvbmVuYW5kX3VwZGF0 ZV9idWZmZXJyYW06IDEgYWRkciAweDgwMDEwMDAsIHZhbGlkID0gMQ0KPg0KPiBUaGFuayB5b3Us DQo+IEt5dW5nbWluIFBhcmsNCg0KSSB0aGluayBJIHNlZSB3aGF0IHlvdSBtZWFuLiAgSXQgb2Nj dXJzIHRvIG1lIHRoYXQgbWF5YmUNCm9uZW5hbmRfY2hlY2tfYnVmZmVycmFtIGhhcyB0aGUgc2Ft ZSBwcm9ibGVtIGkuZS4gYSBkaWZmZXJlbnQgY2hpcCBpcw0Kc2VsZWN0ZWQgdG8gdGhlIG9uZSB0 aGF0IHdlIHdhbnQgdG8gcmVhZCBmcm9tLiAgRG8geW91IHRoaW5rIHRoZXJlDQpjb3VsZCBiZSBh IHByb2JsZW0gd2l0aCBvbmVuYW5kX2NoZWNrX2J1ZmZlcnJhbSBhbHNvPw0KDQoNCg==